diff --git a/package.json b/package.json
index c9758c298..0c06f7141 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "xlnt",
-  "version": "1.4.0",
+  "version": "1.5.0",
   "description": "Cross-platform user-friendly xlsx library for C++11+",
   "main": "index.js",
   "directories": {
diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 76bc39bc2..c46294eea 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.1)
-project(xlnt VERSION 1.4.0)
+project(xlnt VERSION 1.5.0)
 
 set(CMAKE_CXX_STANDARD ${XLNT_CXX_LANG})
 set(CMAKE_CXX_STANDARD_REQUIRED ON)